The optimal preparation condition was investigated by experiment.
通过正交实验选择最佳条件。
Citrazinic acid was synthesized from citric acid and urea. The preparation condition was optimized by orthogonal test.
以柠檬酸和尿素为原料制备柠嗪酸，并通过正交法优化其制备条件。
Conclusion: With proper preparation condition, weakly agglomerated powder of zirconia in nanometer size can be obtained.
结论：选择适当的条件，该方法可制得粒径小、团聚少的纳米氧化锆陶瓷粉体。
As a new kind of hydrogenation catalyst, the effect of preparation condition on the structure of tungsten phosphide catalyst was studied.
考察了合成条件对新型加氢精制催化剂磷化钨结构的影响。
The UF membrane with molecular weight cut off 67000 can be made by selecting proper composition of casting solution and preparation condition.
选择适当的膜液组成和制备条件，可以制得截留分子量为67000的超滤膜。
The modification and preparation condition that influence the mechanics performance of soy protein isolate biodegradable material were studied.
探讨了改性制备因素对大豆分离蛋白可生物降解材料的性能的影响。
The UF membrane with molecular weight cut off 2000, 6000 and 10000 can be made by selecting proper composition of casting solution and preparation condition.
选择适当的膜液组成和制备条件，可制得截留分子量分别为2000,6000,10000的超滤膜。
Methods: the optimum preparation condition were researched by orthogonal test according to the hardness of drop pills, appearance, smooth and the content of silybin.
方法：以滴丸的硬度、外观、表面光滑度、水飞蓟宾的含量为评价指标，采用正交试验法研究滴丸成型的最佳工艺条件。
The findings of the research show that the CBM hydrate requires mild preparation condition and simple synthetic process, furthermore, it has superior gas storage performances.
结果表明：煤层气水合物制备条件温和、储气性能优良，合成工艺技术难度不大。
The effects of monomer content, oxidant species and polymerization condition on the properties of composites were investigated. The suitable preparation condition has been determined.
研究了单体用量、氧化剂种类及反应工艺条件对复合材料性能的影响，确定了合适的制备条件。
At the same time, we studied the influences of the preparation condition, baking temperature, baking time, adding amount of magnetic materials, consistency of impregnating solution on it.
同时，我们还考察了合成条件、焙烧温度、焙烧时间、磁性基质加入量、浸渍液浓度对磁性固体超强酸催化剂性质的影响。
At the same time, we studied the influences of the preparation condition, baking temperature, baking time, adding amount of magnetic materials, consistency of impregnating solution on it.
同时，我们还考察了合成条件、焙烧温度、焙烧时间、磁性基质加入量、浸渍液浓度对磁性固体超强酸催化剂性质的影响。
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